Home / 276,208.23-381,032.28-168,591.45

Finding the Fourth Proportional to 276,208.23, 381,032.28 and 168,591.45

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Solution

The fourth proportional to 276,208.23, 381,032.28 and 168,591.45 is: 232,573.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,208.23 : 381,032.28 = 168,591.45 : x
  2. Step 2: Convert to fraction form
    276,208.23/381,032.28 = 168,591.45/x
  3. Step 3: Cross multiply
    276,208.23x = 381,032.28 × 168,591.45
  4. Step 4: Simplify right side
    276,208.23x = 64,238,784,582.01
  5. Step 5: Solve for x
    x = 64,238,784,582.01/276,208.23
  6. Step 6: Final answer
    x = 232,573.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.